{"as_of":"2026-10-15","attribution":"Businesses: City and County of San Francisco, Registered Business Locations (ODC PDDL). Websites, phones and storefront positions: Overture Maps Foundation places, release 2026-09-23.1 (CDLA-Permissive-2.0).","place":{"area":"sf","id":"1281079-06-211-0458132","name":"Law Offices Of David B Porter","category":"Professional services","kind":"attorney or law firm","lat":37.7936,"lng":-122.40265,"address":"456 Montgomery St Ste 2200","website":"http://www.porterlawweb.com/","phone":"4159562700","neighborhood":"Financial District/South Beach","url":"/places/sf/1281079-06-211-0458132"}}